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PSD813F2 数据表(PDF) 108 Page - STMicroelectronics |
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PSD813F2 数据表(HTML) 108 Page - STMicroelectronics |
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108 / 128 page ![]() AC/DC parameters PSD8XXFX 108/128 Doc ID 7833 Rev 7 Figure 45. WRITE timing tAVLX t LXAX t LVLX tAVWL tSLWL t WHDX t WHAX t ELTL t EHEL t WLMV t WLWH tDVWH tTHEH tAVPV ADDRESS VALID ADDRESS VALID DATA VALID DATA VALID ADDRESS OUT t WHPV STANDARD MCU I/O OUT ALE/AS A/D MULTIPLEXED BUS ADDRESS NON-MULTIPLEXED BUS DATA NON-MULTIPLEXED BUS CSI WR (DS) E R/ W AI02896 Table 58. WRITE timing (5 V devices) Symbol Parameter Conditions -70 -90 -15 Unit Min Max Min Max Min Max tLVLX ALE or AS pulse width 15 20 28 ns tAVLX Address setup time (1) 4 6 10 ns tLXAX Address hold time (1) 7 8 11 ns tAVWL Address valid to leading edge of WR (1)(2) 815 20 ns tSLWL CS valid to leading edge of WR (2) 12 15 20 ns tDVWH WR data setup time (2) 25 35 45 ns tWHDX WR data hold time (2) 45 5 ns tWLWH WR pulse widthpulse width (2) 31 35 45 ns tWHAX1 Trailing edge of WR to address invalid (2) 6 8 10 ns tWHAX2 Trailing edge of WR to DPLD address invalid (2)(3) 00 0 ns Obsolete Product(s) - Obsolete Product(s) |
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